The Small Gas Engines textbook (11th Edition) by Alfred C. Roth is a comprehensive and authoritative resource for high school students studying engine repair. Published in 2012 by The Goodheart-Willcox Company, Inc., this hardcover textbook covers essential topics in American English language. Written by renowned authors Blake J. Fisher, Alfred C. Roth, and W. Scott Gauthier, this textbook provides valuable insights and practical guidance for students looking to deepen their understanding of small gas engines.